CN104564613A - Oil-less air compressor - Google Patents
Oil-less air compressor Download PDFInfo
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- CN104564613A CN104564613A CN201510000529.8A CN201510000529A CN104564613A CN 104564613 A CN104564613 A CN 104564613A CN 201510000529 A CN201510000529 A CN 201510000529A CN 104564613 A CN104564613 A CN 104564613A
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Abstract
The invention relates to an oil-less air compressor which integrates a new radiating structure, a dustproof structure, an intake silencing structure and an exhaust structure. A radiating fan is an independent fan, a cover is matched with a box to form a sealed intake cavity and a radiating air channel, and the radiating air channel is arranged inside a cylinder and a cylinder cover. Exhaust temperature can be effectively reduced, the temperature of a piston and a piston ring is reduced, the service life of the piston ring is prolonged, noise of the air compressor can be effectively reduced by a closed inner cavity structure of the box, dust is prevented for a movable component, and the service life of the movable component is prolonged.
Description
Technical field
The present invention relates to air compressor technology, specifically a kind of oilless air compressor.
Background technique
Air compressor mainly comprises motor, casing, cylinder, lacks the parts such as lid, radiation fan, the radiation fan of current air compressor is contained on machine shaft, there is no tight heat dissipation wind channel, the utilization ratio of radiation fan air quantity is very low, radiating effect is not fine, because radiator fan device is on machine shaft, so once after air compressor shutdown, radiation fan has also just quit work; The casing of existing structure and cylinder are generally Open architecture in addition, and dust is easy to enter bearing, in cylinder and piston ring, make its lost of life, if in the larger place of dust, greatly can reduce working life; Air inlet noise-reducing structure adopts external air filter, and air enters after cylinder cap through air filter to enter cylinder interior by valve plate, because air filter is little, path is short again, and valve block sound easily passes to outside, and casing is open, moving element all exposes, so noise is larger; Last pressurized gas enters cylinder through valve plate in cylinder chamber, then by exhaust header pipe, outlet pipe, one-way valve enter gas holder, can not get effective cooling when pressurized gas is in cylinder and cylinder cap, so delivery temperature is higher.
Summary of the invention
For above problem, the invention provides a kind of oilless air compressor, collect new radiating structure, dustproof construction, the oilless air compressor that air inlet noise-reducing structure and exhaust structure are integrated, radiation fan is separate fan, the cabinets cavity sealed is formed after case integral type air filter coordinates with casing, cylinder and cylinder cap inside are provided with heat dissipation channel, the present invention effectively can reduce delivery temperature, thus make piston, the temperature of piston ring is also reduced, improve the life-span of piston ring, airtight casing and cylinder inner-cavity structure effectively can reduce the noise of air compressor and dust-proof to movable part.
For achieving the above object by the following technical solutions:
A kind of oilless air compressor, comprise motor, casing, cylinder, valve plate and cylinder cap, cylinder is connected on casing, arrange crank in casing, crank is connected on the output shaft of motor, and the output terminal of crank is connected with the piston apparatus of cylinder interior by connecting rod, it is characterized in that: described casing outside is also socketed with case, form airtight cavity between case and cabinet exterior, the bottom of described case is provided with suction port, radiation fan and fan filter cover are installed by suction port place; Described cylinder comprises piston cavity, also heat dissipation wind channel is provided with between the periphery and cylinder inner wall of piston cavity, heat dissipation wind channel and the airtight cavity connects between case and cabinet exterior, described valve plate and cylinder cap are also provided with the radiating groove communicated with heat dissipation wind channel.
Described box house is formed with air-inlet cavity, the outer end of case arranges the inlet air filtration mouth communicated with air-inlet cavity, inlet air filtration mouth place is provided with air filter, piston head plane offers inlet hole, inlet hole communicates with piston cavity, piston cavity communicates with air-inlet cavity, and the top of piston arranges air-intake valve plate; The position of the piston cavity that described valve plate is corresponding is provided with exhaust port, and exhaust port place is provided with exhaust valve plate, and inlet hole and exhaust port are isolated by seal ring and heat dissipation wind channel and radiating groove; The exhaust port position that described cylinder cap is corresponding is also provided with a high pressure air flue, and when cylinder cap and valve plate and cylinder are fixed, high pressure air flue and radiating groove are isolated by seal ring.
Described valve plate is provided with the air outlet hole be communicated with high pressure air flue, and be also provided with outlet passageway in the heat dissipation wind channel inside of described cylinder, be also provided with air outlet adapter in the upper of described casing, high pressure air flue, air outlet hole, outlet passageway are communicated with air outlet adapter; When cylinder cap and valve plate and cylinder are fixed, air outlet hole, outlet passageway and air outlet adapter are isolated by seal ring.
The each channel flow of the present invention
Gas-entered passageway: fan → case → air filter → cabinets cavity → piston → cylinder
Exhaust passage: cylinder → valve plate → cylinder cap → cylinder → casing → exhaust joint
Heat dissipation channel: radiation fan → case → casing → cylinder → valve plate → cylinder cap
The present invention integrates the oilless air compressor of new-type radiating structure, dustproof construction, air inlet noise-reducing structure and exhaust structure; There is following characteristics:
1, new heat dissipation structure effectively reduces delivery temperature, thus the temperature of piston, piston ring is also reduced, and improves the life-span of piston ring;
2, new-type dustproof construction effectively prevents dust from entering in connecting rod bearing in casing and cylinder, improves the life-span of bearing and piston ring;
3, new-type air inlet noise-reducing structure is the noise isolation that case produces moving element, effectively falls the noise of air compressor; Air intake structure also plays moving element thermolysis simultaneously, and particularly connecting rod upper bearing (metal) obtains efficiently radiates heat, improves its life-span;
4, new-type exhaust structure high-temperature gas is by cylinder and casing, reduces delivery temperature.
New structure significantly improved than the air compressor life-span of conventional structure, because heat radiation is improved very well, can make the middle pressure air compressor of one stage of compression.
Accompanying drawing explanation
Fig. 1 is decomposition texture schematic diagram of the present invention;
Fig. 2 is air inlet schematic diagram of the present invention;
Fig. 3 is that the present invention is dispelled the heat schematic diagram;
Fig. 4 is that the present invention is vented schematic diagram.
Embodiment
As Figure 1-4, a kind of oilless air compressor, comprise motor 1, casing 2, cylinder 3, valve plate 4 and cylinder cap 5, cylinder 3 is connected on casing 2, crank 21 is set in casing 2, crank 21 is connected on the output shaft 11 of motor, the output terminal of crank 21 is connected with the piston apparatus of cylinder 3 inside by connecting rod 22, described casing 2 outside is also socketed with case 6, airtight cavity 61 is formed between case 6 and casing 2 outer wall, the bottom of described case 6 is provided with suction port, and radiation fan 7 and fan filter cover 8 are installed by suction port place; Described cylinder 3 comprises piston cavity 31, heat dissipation wind channel 32 is also provided with between the periphery of piston cavity 31 and cylinder 3 inwall, heat dissipation wind channel 32 is communicated with cavity 31 airtight between case 6 with casing 2 outer wall, and described valve plate 4 and cylinder cap 5 are also provided with the radiating groove 51 communicated with heat dissipation wind channel 32.
Described casing 2 inside is formed with air-inlet cavity 63, the outer end of case 6 arranges the inlet air filtration mouth 62 communicated with air-inlet cavity 63, inlet air filtration mouth 62 place is provided with air filter 9, piston 35 top planes offers inlet hole 37, inlet hole 37 communicates with piston cavity 31, piston cavity 31 communicates with air-inlet cavity 63, and the top of piston 35 arranges air-intake valve plate 38; The position of the piston cavity 31 of described valve plate 4 correspondence is provided with exhaust port 41, and exhaust port 41 place is provided with exhaust valve plate 42, and inlet hole 37 and exhaust port 41 are isolated with heat dissipation wind channel 32 and radiating groove 51 by seal ring 43; Exhaust port 41 position of described cylinder cap 5 correspondence is also provided with a high pressure air flue 52, and when cylinder cap 5 is fixed with valve plate 4 and cylinder 3, high pressure air flue 52 and radiating groove 51 are isolated by seal ring 43.
Described valve plate 4 is provided with the air outlet hole 45 be communicated with high pressure air flue 52, outlet passageway 33 is also provided with in heat dissipation wind channel 32 inside of described cylinder 3, also be provided with air outlet adapter 23 in the upper of described casing 2, high pressure air flue 52, air outlet hole 45, outlet passageway 33 are communicated with air outlet adapter 23.When cylinder cap 5 is fixed with valve plate 4 and cylinder 3, air outlet hole 45, outlet passageway 33 and air outlet adapter 23 are isolated by seal ring 46.
Case of the present invention: header lid, wind scooper, inlet air filter and heat radiating fan seat are in one, casing coordinates with case, in all moving elements are all enclosed in, and band exhaust duct, piston adopts integral type guide ring, top tape inlet hole and be installed into air valve.
Radiation fan and separating of air compressor motor independently control by the present invention, air compressor pressure reach setting value motor quit work time, radiation fan still can work on, air enters independent radiation fan by fan filter net, through the cavity of case and casing shape, then enters cylinder heat dissipation wind channel, the radiating groove of valve plate and cylinder cap, finally discharge air compressor, in whole process, passage all comparatively seals, so the utilization ratio of air is improved; And radiation fan controls without the pressure controller of air compressor; that is air compressor is when shutting down to rated pressure; radiation fan still works on; air compressor is dispelled the heat; the temperature of effective reduction cylinder; thus the temperature of guide ring and piston ring is also reduced, improve the life-span of piston ring.
Casing of the present invention forms the cabinets cavity sealed after coordinating with case in addition, entering air in chamber will by the two-layer filtration of air filter of radiation fan filter cap and case outboard end, be finally dust-free atmosphere, so dust not easily enters in bearing and piston ring, the life-span can significantly improve; Air arrives in cylinder chamber successively after radiation fan filter cap, air filter import, air filter core, casing and piston apparatus, casing is sealed type, so valve block sound and moving element sound are all in cabinets cavity, and case is had to isolate, so noise is reduced; Pressurized gas enters cylinder cap through valve plate in cylinder chamber, then in the outlet passageway returning cylinder and the air outlet adapter of casing, then enters gas holder by air outlet adapter, outlet pipe and one-way valve; New heat dissipation structure of the present invention can have good heat radiation to cylinder, cylinder cap and casing, and namely pressurized gas can obtain efficiently radiates heat, makes delivery temperature well below GB standard-required.
Claims (3)
1. an oilless air compressor, comprise motor (1), casing (2), cylinder (3), valve plate (4) and cylinder cap (5), cylinder (3) is connected on casing (2), crank (21) is set in casing (2), crank (21) is connected on the output shaft (11) of motor, the output terminal of crank (21) is connected by the piston (35) that connecting rod (22) is inner with cylinder (3), it is characterized in that: described casing (2) outside is also socketed with case (6), airtight cavity (61) is formed between case (6) and casing (2) outer wall, the bottom of described case (6) is provided with suction port, radiation fan (7) and fan filter cover (8) are installed by suction port place, described cylinder (3) comprises piston cavity (31), heat dissipation wind channel (32) is also provided with between the periphery of piston cavity (31) and cylinder (3) inwall, heat dissipation wind channel (32) is communicated with cavity (61) airtight between case (6) with casing (2) outer wall, and described valve plate (4) and cylinder cap (5) are also provided with the radiating groove (51) communicated with heat dissipation wind channel (32).
2. a kind of oilless air compressor as claimed in claim 1, it is characterized in that: described casing (2) inside is formed with air-inlet cavity (63), the outer end of case (6) arranges the inlet air filtration mouth (62) communicated with air-inlet cavity (63), inlet air filtration mouth (62) place is provided with air filter (9), piston (35) top planes offers inlet hole (37), inlet hole (37) communicates with piston cavity (31), piston cavity (31) communicates with air-inlet cavity (63), and the top of piston (35) arranges air-intake valve plate (38); The position of the piston cavity (31) that described valve plate (4) is corresponding is provided with exhaust port (41), exhaust port (41) place is provided with exhaust valve plate (42), and inlet hole (37) and exhaust port (41) are isolated by seal ring (43) and heat dissipation wind channel (32) and radiating groove (51); Exhaust port (41) position that described cylinder cap (5) is corresponding is also provided with a high pressure air flue (52), and when cylinder cap (5) is fixed with valve plate (4) and cylinder (3), high pressure air flue (52) and radiating groove (51) are isolated by seal ring (43).
3. a kind of oilless air compressor as claimed in claim 2, it is characterized in that: on described valve plate (4), be provided with the air outlet hole (45) be communicated with high pressure air flue (52), outlet passageway (33) is also provided with in heat dissipation wind channel (32) inside of described cylinder (3), also be provided with air outlet adapter (23) in the upper of described casing (2), high pressure air flue (52), air outlet hole (45), outlet passageway (33) are communicated with air outlet adapter (23); When cylinder cap (5) is fixed with valve plate (4) and cylinder (3), air outlet hole (45), outlet passageway (33) and air outlet adapter (23) are isolated by seal ring (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510000529.8A CN104564613B (en) | 2015-01-04 | 2015-01-04 | Oil-less air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510000529.8A CN104564613B (en) | 2015-01-04 | 2015-01-04 | Oil-less air compressor |
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| CN104564613A true CN104564613A (en) | 2015-04-29 |
| CN104564613B CN104564613B (en) | 2017-01-18 |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912773A (en) * | 2015-07-01 | 2015-09-16 | 浙江申元机电有限公司 | Air compression device and air compressor |
| CN105351194A (en) * | 2015-12-01 | 2016-02-24 | 瑞立集团瑞安汽车零部件有限公司 | Oilless swinging piston type air compressor |
| CN105526099A (en) * | 2016-01-19 | 2016-04-27 | 王尉 | Air compressor based on Hall permanent-magnet induction motor |
| CN105649955A (en) * | 2016-04-08 | 2016-06-08 | 石家庄嘉祥精密机械有限公司 | Air inlet system and method for oilless air compressor in rail transit |
| CN105736318A (en) * | 2016-04-08 | 2016-07-06 | 石家庄嘉祥精密机械有限公司 | Air valve noise suppression system and method for rail transit oilless air compressor |
| CN106468254A (en) * | 2016-08-31 | 2017-03-01 | 浙江山海机械有限公司 | Piston intake heat radiating type oilless air compressor main machine structure |
| CN106523320A (en) * | 2017-01-13 | 2017-03-22 | 厦门闳图盛道科技有限公司 | Low-energy-consumption oilless silence air compressor |
| CN106787363A (en) * | 2016-12-31 | 2017-05-31 | 杭州米格电机有限公司 | Air compressor machine motor special |
| CN107313923A (en) * | 2017-07-27 | 2017-11-03 | 浙江盛源空压机制造有限公司 | A kind of air compressor machine |
| CN107461314A (en) * | 2017-09-19 | 2017-12-12 | 浙江湖州大新能源科技有限公司 | A kind of internal-suction type is without oily piston brake air pump |
| CN107503914A (en) * | 2017-09-28 | 2017-12-22 | 耐力股份有限公司 | A kind of exhaust structure of oil-free piston type air compressor |
| CN107605712A (en) * | 2017-11-13 | 2018-01-19 | 温岭市双宇电器有限公司 | A kind of oilless (oil free) compressor with dust-proof dust-removing function |
| CN107687411A (en) * | 2017-09-28 | 2018-02-13 | 耐力股份有限公司 | A kind of air intake structure of oil-free piston type air compressor |
| CN107939646A (en) * | 2017-07-11 | 2018-04-20 | 浙江巨霸焊接设备制造有限公司 | A kind of crankshaft installed structure of oilless air compressor |
| CN110486251A (en) * | 2019-09-27 | 2019-11-22 | 天津联科思创科技发展有限公司 | A kind of integrated exhaust is cooling and the oil-free air compressor of voltage stabilizing function |
| WO2021056942A1 (en) * | 2019-09-24 | 2021-04-01 | 浙江奥利达气动工具股份有限公司 | Air compressor box body and air compressor provided with box body |
| CN113404670A (en) * | 2021-05-10 | 2021-09-17 | 张少杰 | Piston type air compressor |
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| US4492533A (en) * | 1980-06-17 | 1985-01-08 | Tokico Ltd. | Air compressor |
| US5020973A (en) * | 1986-04-25 | 1991-06-04 | The Scott & Fetzer Company | Air compressor shroud |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912773B (en) * | 2015-07-01 | 2017-10-24 | 浙江申元机电有限公司 | A kind of air compression plant and air compressor machine |
| CN104912773A (en) * | 2015-07-01 | 2015-09-16 | 浙江申元机电有限公司 | Air compression device and air compressor |
| CN105351194A (en) * | 2015-12-01 | 2016-02-24 | 瑞立集团瑞安汽车零部件有限公司 | Oilless swinging piston type air compressor |
| CN105526099A (en) * | 2016-01-19 | 2016-04-27 | 王尉 | Air compressor based on Hall permanent-magnet induction motor |
| CN105736318B (en) * | 2016-04-08 | 2018-04-17 | 石家庄嘉祥精密机械有限公司 | The air valve noise suppression system and suppressing method of track traffic oilless air compressor |
| CN105649955A (en) * | 2016-04-08 | 2016-06-08 | 石家庄嘉祥精密机械有限公司 | Air inlet system and method for oilless air compressor in rail transit |
| CN105736318A (en) * | 2016-04-08 | 2016-07-06 | 石家庄嘉祥精密机械有限公司 | Air valve noise suppression system and method for rail transit oilless air compressor |
| CN106468254A (en) * | 2016-08-31 | 2017-03-01 | 浙江山海机械有限公司 | Piston intake heat radiating type oilless air compressor main machine structure |
| CN106468254B (en) * | 2016-08-31 | 2018-07-06 | 浙江山海机械有限公司 | Piston intake heat radiating type oilless air compressor main machine structure |
| CN106787363A (en) * | 2016-12-31 | 2017-05-31 | 杭州米格电机有限公司 | Air compressor machine motor special |
| CN106523320A (en) * | 2017-01-13 | 2017-03-22 | 厦门闳图盛道科技有限公司 | Low-energy-consumption oilless silence air compressor |
| CN106523320B (en) * | 2017-01-13 | 2018-08-17 | 厦门闳图盛道科技有限公司 | A kind of oil-free silent air compressor of low energy consumption |
| CN107939646A (en) * | 2017-07-11 | 2018-04-20 | 浙江巨霸焊接设备制造有限公司 | A kind of crankshaft installed structure of oilless air compressor |
| CN107313923A (en) * | 2017-07-27 | 2017-11-03 | 浙江盛源空压机制造有限公司 | A kind of air compressor machine |
| CN107313923B (en) * | 2017-07-27 | 2020-06-05 | 浙江盛源空压机制造有限公司 | Air compressor |
| CN107461314A (en) * | 2017-09-19 | 2017-12-12 | 浙江湖州大新能源科技有限公司 | A kind of internal-suction type is without oily piston brake air pump |
| CN107687411A (en) * | 2017-09-28 | 2018-02-13 | 耐力股份有限公司 | A kind of air intake structure of oil-free piston type air compressor |
| CN107503914A (en) * | 2017-09-28 | 2017-12-22 | 耐力股份有限公司 | A kind of exhaust structure of oil-free piston type air compressor |
| CN107605712A (en) * | 2017-11-13 | 2018-01-19 | 温岭市双宇电器有限公司 | A kind of oilless (oil free) compressor with dust-proof dust-removing function |
| WO2021056942A1 (en) * | 2019-09-24 | 2021-04-01 | 浙江奥利达气动工具股份有限公司 | Air compressor box body and air compressor provided with box body |
| CN110486251A (en) * | 2019-09-27 | 2019-11-22 | 天津联科思创科技发展有限公司 | A kind of integrated exhaust is cooling and the oil-free air compressor of voltage stabilizing function |
| CN113404670A (en) * | 2021-05-10 | 2021-09-17 | 张少杰 | Piston type air compressor |
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| CN104564613B (en) | 2017-01-18 |
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